<template>
  <div id="app">
    <div class="box">
      <div class="item">1</div>
      <div class="item">2</div>
      <div class="item">3</div>
      <div class="item">4</div>
      <div class="item">5</div>
      <div class="item">6</div>
    </div>
  </div>
</template>

<script>
export default {
  name: "App",
};
</script>

<style>
html,
body {
  margin: 0;
}
.box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
.item {
  margin-top: 20px;
  /* width: 2.6666666666666665rem; */
  width: 100px;
  height: 50px;
  background-color: red;
  color: white;
  line-height: 50px;
  text-align: center;
}
</style>
